OT-2026-000057496
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, sustained blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057496) never changes.
Identity and time
| Publication number | OT-2026-000057496 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2692-71cb-8e6c-9c1b0ac148e1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:33.513637Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057496 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2125eeae8c66a0148aa7625354b03fb5d46633ad96300f1ec7bdc97a93bebcff |
|---|---|
| Markdown | f571c840881d7879220ead1711c49384b41595cae8fba6a6c48c0c3e2a24bbc9 |
| Publication page | 60f4c74c22af8cdc516bae46439367f0372356ebbdd93b1dc80db10bc317630a |
| Manifest | 5527b7fa2c8e3c59fa04a26ab5fc17d4b10eb491deb63d225b4a5841c63f763c |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | BGBttTWjqoYkzhG0llc2gdLwQd5i5DnR2gPzd7Lqwg4E5RBYDh5ny/ZvHxuVJ60xCDOy38KfYQGj5Y9iNTKUAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:48:01.297699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057496observed 60f4c74c22af8cdc516bae46439367f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:01.279369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057496/manifest.jsonobserved 5527b7fa2c8e3c59fa04a26ab5fc17d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:01.260294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057496/publication.mdobserved f571c840881d7879220ead1711c49384...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:01.240869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057496/publication.txtobserved 2125eeae8c66a0148aa7625354b03fb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|